A/RES/55/33 voluntary confidence-building measure to support further progress in nuclear disarmament; (c) The further reduction of non-strategic nuclear weapons, based on unilateral initiatives and as an integral part of the nuclear arms reduction and disarmament process; (d) Concrete agreed measures to reduce further the operational status of nuclear weapons systems; (e) A diminishing role for nuclear weapons in security policies so as to minimize the risk that these weapons will ever be used and to facilitate the process of their total elimination; (f) The engagement, as soon as appropriate, of all the nuclear-weapon States in the process leading to the total elimination of their nuclear weapons; 9. Calls also for arrangements by all nuclear-weapon States to place, as soon as practicable, the fissile material designated by each of them as no longer required for military purposes under International Atomic Energy Agency or other relevant international verification and arrangements for the disposition of such material for peaceful purposes in order to ensure that such material remains permanently outside military programmes; 10. Reaffirms that the ultimate objective of the efforts of States in the disarmament process is general and complete disarmament under effective international control; 11. Calls for regular reports, within the framework of the strengthened review process for the Treaty on the Non-Proliferation of Nuclear Weapons, by all States parties on the implementation of article VI of the Treaty and paragraph 4 (c) of the decision on principles and objectives for nuclear non-proliferation and disarmament of the 1995 Review and Extension Conference of the Parties to the Treaty, 9 and, in this regard, recalls the advisory opinion of the International Court of Justice of 8 July 1996;4 12. Agrees to pursue the further development of the verification capabilities that will be required to provide assurance of compliance with nuclear disarmament agreements for the achievement and maintenance of a nuclear-weapon-free world; 13. Calls upon all States not yet party to the Treaty on the Non-Proliferation of Nuclear Weapons to accede to the Treaty as non-nuclear-weapon States, promptly and without condition, in particular those States that operate unsafeguarded nuclear facilities, and also calls upon those States to bring into force the required comprehensive safeguards agreements, together with additional protocols, consistent with the Model Protocol Additional to the Agreement(s) between State(s) and the International Atomic Energy Agency for the Application of Safeguards approved by the Board of Governors of the International Atomic Energy Agency on 15 May 1997, 12 for ensuring nuclear non-proliferation, and to reverse clearly and urgently any policies to pursue any nuclear weapons development or deployment and refrain from any action that could undermine regional and international peace and security and the efforts of the international community towards nuclear disarmament and the prevention of nuclear weapons proliferation; 12 6 International Atomic Energy Agency, INFCIRC/540 (Corrected).